BEIJING, Dec. 27, 2012 /PRNewswire/ -- Huaneng Power International, Inc. ("HPI" or the "Company") (NYSE: HNP; HKEx: 902; SSE: 600011) today announced that the construction project at Phase I of Huaneng Changtu Taiping Wind Farm (which is wholly-owned by the Company) in Liaoning Province, having an aggregate generation capacity of 49.5MW, had completed trial run recently.

To date, the Company's total controlled generation capacity has increased to 61,996.5MW from 61,947MW, and total equity-based generation capacity has increased to 56,258.5MW from 56,209MW.

About Huaneng Power International, Inc.

Huaneng Power International, Inc. is one of China's largest listed power producers with controlled generation capacity of 61,966.5MW and equity-based generation capacity of 56,258.5MW. The power plants of the Company are located in 19 provinces, municipalities and autonomous regions in China. The Company also has a wholly-owned power company in Singapore.